See also: ultrahigh

English edit

Alternative forms edit

Etymology edit

ultra- +‎ high

Adjective edit

ultra-high (not comparable)

  1. Very, extremely, or exceedingly high.
    ultra-high frequency
    ultra-high definition video
    • 2003, We could have ultra-high-resolution space telescopes capable of detecting Earth-like planets orbiting other stars. — The New Yorker, 17 & 24 Feb 2003